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DNR: ‘Two tiny critters’ on the move, likely to infest Wisconsin’s hemlock and fir trees
The Wisconsin Department of Natural Resources (DNR) warns that hemlock woolly adelgid and balsam woolly adelgid are likely ...
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DNR: ‘Two tiny critters’ on the move, likely to infest Wisconsin’s hemlock and fir trees
Its white, cottony egg sacs are visible year-round on the undersides of hemlock branches, near the base of the needles ... also an insect and attacks true fir trees. Balsam and Fraser firs ...